Business Details
50+ Years
experience
Emergency
services
Your Trusted HVAC Partner Since 1919
Main Enterprises has been delivering mechanical exceptionalism since 1919, establishing itself as one of Connecticut's original HVAC service and contracting companies. With over a century of experience, we combine modern technologies with classic values to provide comprehensive heating, cooling, and plumbing solutions. Our vertically integrated services include 24-hour emergency response, preventative maintenance, duct fabrication, and commercial construction, all supported by a team of licensed professionals committed to ethical practices.Our three-generation legacy ensures clients receive expert design, installation, and maintenance tailored to their specific needs. We maintain state-of-the-art equipment and employ knowledge-based troubleshooting to resolve issues efficiently. Our 25,000 sq. ft. fabrication facility enables rapid production of custom air duct systems for projects of all sizes. Backed by 100+ years of experience and a dedication to innovation, we create better business climates through reliable, code-compliant solutions that prioritize client satisfaction.
Services
HVAC Repair
Preventative Maintenance
Duct Fabrication
Emergency Services
HVAC Replacement
Commercial Construction
CAD Drawings
Plumbing Services
System Monitoring
Design Build
Details
- Year established: 1919
Highlights and features
- We offer 24/7 emergency HVAC services with rapid response times.
- Our in-house duct fabrication facility handles projects of all sizes.
- Three generations of mechanical contracting expertise since 1919.
- State-certified technicians use advanced diagnostic and monitoring systems.
- Full-service provider managing projects from design to maintenance.
Services
HVAC Repair
Our licensed technicians provide rapid HVAC repairs for commercial, municipal, and retail facilities. Using advanced diagnostic tools, we address system failures, refrigeration issues, and equipment malfunctions. With 24/7 emergency availability and over 100 years of combined expertise, we minimize downtime while ensuring optimal system performance through precise troubleshooting and state-certified solutions.
Preventative Maintenance
We offer customized maintenance plans for HVAC systems including quarterly, biannual, and monthly service options. Our technicians perform comprehensive inspections, filter changes, and performance diagnostics to maintain manufacturer warranties. By proactively addressing wear and efficiency issues, we help prevent unexpected breakdowns and extend equipment lifespan across Connecticut commercial properties.
Duct Fabrication
Our 25,000 sq. ft. fabrication facility produces custom air duct systems using high-speed machinery. We handle projects from simple equipment manufacturing to complete system design and installation. With daily production capacity of 1.5 tons of ductwork and next-day delivery options, we provide cost-effective solutions for HVAC contractors requiring precision-fabricated components meeting industry standards.
Emergency HVAC Services
We provide immediate response for critical HVAC failures with dedicated technicians available 24 hours daily. Our emergency service handles complex systems in industrial and municipal buildings, utilizing remote monitoring technology to diagnose issues before arrival. This ensures rapid resolution of heating, cooling, and refrigeration emergencies while maintaining safety protocols for mission-critical environments.
HVAC Replacement
Our Special Projects Division manages complete HVAC replacements for commercial facilities, including boilers, chillers, and rooftop units. Using CAD drawings for precise planning, we coordinate equipment installation with minimal operational disruption. With design-build capabilities and licensed professionals, we deliver energy-efficient upgrades that improve system performance while maintaining compliance with current mechanical codes.
Questions
What HVAC services do you offer?
We provide full-service HVAC solutions including emergency repairs, preventative maintenance, duct fabrication, system replacements, and commercial construction services.
Are you available for emergency repairs?
Yes, our 24/7 emergency service responds to HVAC failures in commercial, industrial, and municipal buildings with rapid on-site technicians.
Do you offer maintenance plans?
We provide customized maintenance programs with quarterly, biannual, and monthly options to maintain system efficiency and manufacturer warranties.
Can you handle large commercial projects?
Our in-house engineers and 25,000 sq. ft. fabrication facility support complex commercial HVAC projects from design through installation and maintenance.
Do you provide financing options?
Yes, we offer flexible financing through third-party partnerships for HVAC repairs and system replacements.
What areas do you service?
We primarily serve commercial and industrial clients throughout the state of Connecticut.
Reviews (3)
Mark Evans
Jun 04, 2021
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I use this company both on my commercial property and my residential. They are very professional, with high integrity. Excellent "install" on our last two projects, and when something does go wrong as they inevitably do, their service department and 24hour emergency response was outstanding. Their Tech was well informed [clean] and polite. I would recommend them for your commercial project without reservation.
Wilson Properties
Jan 22, 2020
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We are long term owners of 6 commercial properties in Wilton, CT. Main Enterprises has provided us with exceptional service over the years. Their technicians are experienced and knowledgeable, they are respectful to our tenants, quick to respond to concerns or issues and always provide us with cost effective options. The office staff respond to calls and emails quickly, they are well informed and always a pleasure to talk to.
Leanne Soule
Jan 21, 2017
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This company is very reliable! Always comes at a timely effective manner, technicians are well groomed and educated, customer service exceeds expectations. The best maint. contract you can find in the area.
